Gemara:

Sanhedrin,  Sotah,  Taanit 

Halacha:

Rosh Hashana,  Tefillah,  Yamim Noraim,  Yom Kippur 

Holidays:

Slichot 

Collections: R' Grunstein High Holiday Controversial Davenings

References: Taanit: 17A ,  Sanhedrin: 44B ,  Sotah: 34B  

Description

Davening to anyone/thing but G-d is VERY problamatic, to say the least, and yet, so many of our prayers over the High-Holidays are filled with examples of praying to angles, as well as praying at gravesites to the dead.